The girl had gotten out of a damaged vehicle and was standing near a cable median barrier when another vehicle struck the cable, which then struck her. She was pronounced dead at 12:24 p.m. at Mercy Fairfield Hospital. Earlier reports had indicated she was an adult woman.

A 5-year-old child was not breathing at the crash scene, and emergency crews performed CPR as the child was taken to a hospital.

At least 20 people were taken to area hospitals, but deputies said all of them were expected to recover.

"The snow came up and I could hardly see anything. I saw a guy jumping up and down yelling 'Stop, stop,'" one driver said. He avoided a crash, but was hit from behind by another car.

The Obama administration will unveil a major climate change plan Monday aimed at a large reduction in greenhouse gas emissions from the nation's coal-burning power plants, a senior administration official told CNN.